./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--media--v4l2-core--videodev.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a4ecdabc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_6b4f444c-a0bb-4272-949d-b2d78cf0d7e9/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_6b4f444c-a0bb-4272-949d-b2d78cf0d7e9/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_6b4f444c-a0bb-4272-949d-b2d78cf0d7e9/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_6b4f444c-a0bb-4272-949d-b2d78cf0d7e9/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--media--v4l2-core--videodev.ko-entry_point.cil.out.i -s /tmp/vcloud-vcloud-master/worker/run_dir_6b4f444c-a0bb-4272-949d-b2d78cf0d7e9/bin/uautomizer/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_6b4f444c-a0bb-4272-949d-b2d78cf0d7e9/bin/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash c49b52f9467dd4c4a1dd6386b1c9708ead7aae25 ............................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_6b4f444c-a0bb-4272-949d-b2d78cf0d7e9/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_6b4f444c-a0bb-4272-949d-b2d78cf0d7e9/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_6b4f444c-a0bb-4272-949d-b2d78cf0d7e9/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_6b4f444c-a0bb-4272-949d-b2d78cf0d7e9/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--media--v4l2-core--videodev.ko-entry_point.cil.out.i -s /tmp/vcloud-vcloud-master/worker/run_dir_6b4f444c-a0bb-4272-949d-b2d78cf0d7e9/bin/uautomizer/config/svcomp-Reach-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_6b4f444c-a0bb-4272-949d-b2d78cf0d7e9/bin/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash c49b52f9467dd4c4a1dd6386b1c9708ead7aae25 ................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.0-a4ecdab [2020-11-29 20:53:49,170 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-29 20:53:49,174 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-29 20:53:49,232 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-29 20:53:49,234 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-29 20:53:49,240 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-29 20:53:49,243 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-29 20:53:49,254 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-29 20:53:49,258 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-29 20:53:49,267 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-29 20:53:49,269 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-29 20:53:49,271 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-29 20:53:49,272 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-29 20:53:49,275 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-29 20:53:49,277 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-29 20:53:49,281 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-29 20:53:49,283 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-29 20:53:49,288 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-29 20:53:49,291 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-29 20:53:49,297 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-29 20:53:49,302 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-29 20:53:49,304 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-29 20:53:49,307 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-29 20:53:49,308 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-29 20:53:49,315 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-29 20:53:49,316 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-29 20:53:49,316 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-29 20:53:49,319 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-29 20:53:49,320 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-29 20:53:49,321 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-29 20:53:49,322 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-29 20:53:49,323 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-29 20:53:49,325 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-29 20:53:49,327 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-29 20:53:49,329 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-29 20:53:49,329 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-29 20:53:49,330 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-29 20:53:49,331 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-29 20:53:49,331 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-29 20:53:49,332 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-29 20:53:49,333 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-29 20:53:49,336 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_6b4f444c-a0bb-4272-949d-b2d78cf0d7e9/bin/uautomizer/config/svcomp-Reach-64bit-Automizer_Default.epf [2020-11-29 20:53:49,390 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-29 20:53:49,391 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-29 20:53:49,393 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-29 20:53:49,393 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-29 20:53:49,393 INFO L138 SettingsManager]: * Use SBE=true [2020-11-29 20:53:49,393 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-29 20:53:49,394 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-29 20:53:49,394 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-29 20:53:49,394 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-29 20:53:49,395 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-29 20:53:49,396 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-29 20:53:49,396 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-29 20:53:49,396 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-29 20:53:49,397 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-29 20:53:49,397 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-29 20:53:49,397 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-29 20:53:49,398 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-29 20:53:49,398 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-29 20:53:49,398 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-29 20:53:49,398 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-29 20:53:49,399 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-29 20:53:49,399 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-29 20:53:49,399 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-11-29 20:53:49,399 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-29 20:53:49,400 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-29 20:53:49,400 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-29 20:53:49,400 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-29 20:53:49,400 INFO L138 SettingsManager]: * To the following directory=dump/ WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud-vcloud-master/worker/run_dir_6b4f444c-a0bb-4272-949d-b2d78cf0d7e9/bin/uautomizer/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_6b4f444c-a0bb-4272-949d-b2d78cf0d7e9/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c49b52f9467dd4c4a1dd6386b1c9708ead7aae25 [2020-11-29 20:53:49,730 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-29 20:53:49,767 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-29 20:53:49,770 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-29 20:53:49,771 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-29 20:53:49,774 INFO L275 PluginConnector]: CDTParser initialized [2020-11-29 20:53:49,775 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_6b4f444c-a0bb-4272-949d-b2d78cf0d7e9/bin/uautomizer/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--media--v4l2-core--videodev.ko-entry_point.cil.out.i [2020-11-29 20:53:49,867 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_6b4f444c-a0bb-4272-949d-b2d78cf0d7e9/bin/uautomizer/data/a864c0fde/9cd04184eea54cfbbd9ea5f04477c562/FLAG93d2052a5 [2020-11-29 20:53:51,193 INFO L306 CDTParser]: Found 1 translation units. [2020-11-29 20:53:51,194 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_6b4f444c-a0bb-4272-949d-b2d78cf0d7e9/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--media--v4l2-core--videodev.ko-entry_point.cil.out.i [2020-11-29 20:53:51,319 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_6b4f444c-a0bb-4272-949d-b2d78cf0d7e9/bin/uautomizer/data/a864c0fde/9cd04184eea54cfbbd9ea5f04477c562/FLAG93d2052a5 [2020-11-29 20:53:51,744 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_6b4f444c-a0bb-4272-949d-b2d78cf0d7e9/bin/uautomizer/data/a864c0fde/9cd04184eea54cfbbd9ea5f04477c562 [2020-11-29 20:53:51,746 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-29 20:53:51,748 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-29 20:53:51,750 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-29 20:53:51,750 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-29 20:53:51,753 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-29 20:53:51,754 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 08:53:51" (1/1) ... [2020-11-29 20:53:51,756 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6b2a7661 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 08:53:51, skipping insertion in model container [2020-11-29 20:53:51,756 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 08:53:51" (1/1) ... [2020-11-29 20:53:51,796 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-29 20:53:52,102 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-29 20:53:52,915 WARN L1207 CHandler]: Detected problem Invalid redeclaration of the name match at C: (*match)(struct device * , struct v4l2_async_subdev * ) [3970] [2020-11-29 20:53:56,354 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2020-11-29 20:53:56,355 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@1e62f99c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 08:53:56, skipping insertion in model container [2020-11-29 20:53:56,356 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-29 20:53:56,356 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-11-29 20:53:56,360 INFO L168 Benchmark]: Toolchain (without parser) took 4609.82 ms. Allocated memory was 88.1 MB in the beginning and 167.8 MB in the end (delta: 79.7 MB). Free memory was 36.6 MB in the beginning and 104.6 MB in the end (delta: -68.0 MB). Peak memory consumption was 61.8 MB. Max. memory is 16.1 GB. [2020-11-29 20:53:56,361 INFO L168 Benchmark]: CDTParser took 0.78 ms. Allocated memory is still 88.1 MB. Free memory was 59.2 MB in the beginning and 59.1 MB in the end (delta: 28.0 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-29 20:53:56,362 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4606.82 ms. Allocated memory was 88.1 MB in the beginning and 167.8 MB in the end (delta: 79.7 MB). Free memory was 36.6 MB in the beginning and 104.6 MB in the end (delta: -68.0 MB). Peak memory consumption was 61.8 MB. Max. memory is 16.1 GB. [2020-11-29 20:53:56,365 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.78 ms. Allocated memory is still 88.1 MB. Free memory was 59.2 MB in the beginning and 59.1 MB in the end (delta: 28.0 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 4606.82 ms. Allocated memory was 88.1 MB in the beginning and 167.8 MB in the end (delta: 79.7 MB). Free memory was 36.6 MB in the beginning and 104.6 MB in the end (delta: -68.0 MB). Peak memory consumption was 61.8 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 9848]: Unsupported Syntax we need to generalize this to nested and/or variable length arrays RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.0-a4ecdab [2020-11-29 20:53:58,907 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-29 20:53:58,911 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-29 20:53:58,960 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-29 20:53:58,960 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-29 20:53:58,967 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-29 20:53:58,971 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-29 20:53:58,977 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-29 20:53:58,981 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-29 20:53:58,989 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-29 20:53:58,991 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-29 20:53:58,997 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-29 20:53:59,002 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-29 20:53:59,005 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-29 20:53:59,007 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-29 20:53:59,009 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-29 20:53:59,010 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-29 20:53:59,012 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-29 20:53:59,014 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-29 20:53:59,021 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-29 20:53:59,028 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-29 20:53:59,030 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-29 20:53:59,032 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-29 20:53:59,034 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-29 20:53:59,038 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-29 20:53:59,040 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-29 20:53:59,040 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-29 20:53:59,047 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-29 20:53:59,048 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-29 20:53:59,049 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-29 20:53:59,049 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-29 20:53:59,051 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-29 20:53:59,053 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-29 20:53:59,054 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-29 20:53:59,055 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-29 20:53:59,055 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-29 20:53:59,056 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-29 20:53:59,057 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-29 20:53:59,057 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-29 20:53:59,059 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-29 20:53:59,060 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-29 20:53:59,061 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_6b4f444c-a0bb-4272-949d-b2d78cf0d7e9/bin/uautomizer/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2020-11-29 20:53:59,123 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-29 20:53:59,124 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-29 20:53:59,128 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-29 20:53:59,128 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-29 20:53:59,128 INFO L138 SettingsManager]: * Use SBE=true [2020-11-29 20:53:59,129 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-29 20:53:59,129 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-29 20:53:59,129 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-29 20:53:59,129 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-29 20:53:59,130 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-29 20:53:59,131 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-11-29 20:53:59,131 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-11-29 20:53:59,131 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-29 20:53:59,132 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-29 20:53:59,132 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-29 20:53:59,132 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-29 20:53:59,133 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-29 20:53:59,133 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-29 20:53:59,133 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-29 20:53:59,133 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-29 20:53:59,134 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-29 20:53:59,134 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-29 20:53:59,134 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-29 20:53:59,135 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2020-11-29 20:53:59,135 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-11-29 20:53:59,135 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-29 20:53:59,135 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-29 20:53:59,136 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-29 20:53:59,136 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2020-11-29 20:53:59,136 INFO L138 SettingsManager]: * To the following directory=dump/ WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud-vcloud-master/worker/run_dir_6b4f444c-a0bb-4272-949d-b2d78cf0d7e9/bin/uautomizer/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_6b4f444c-a0bb-4272-949d-b2d78cf0d7e9/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c49b52f9467dd4c4a1dd6386b1c9708ead7aae25 [2020-11-29 20:53:59,555 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-29 20:53:59,597 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-29 20:53:59,605 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-29 20:53:59,606 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-29 20:53:59,608 INFO L275 PluginConnector]: CDTParser initialized [2020-11-29 20:53:59,609 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_6b4f444c-a0bb-4272-949d-b2d78cf0d7e9/bin/uautomizer/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--media--v4l2-core--videodev.ko-entry_point.cil.out.i [2020-11-29 20:53:59,707 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_6b4f444c-a0bb-4272-949d-b2d78cf0d7e9/bin/uautomizer/data/a5c837bdb/b602289141ee4decb5ecb03671a5894d/FLAGf4efbe562 [2020-11-29 20:54:01,407 INFO L306 CDTParser]: Found 1 translation units. [2020-11-29 20:54:01,408 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_6b4f444c-a0bb-4272-949d-b2d78cf0d7e9/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--media--v4l2-core--videodev.ko-entry_point.cil.out.i [2020-11-29 20:54:01,542 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_6b4f444c-a0bb-4272-949d-b2d78cf0d7e9/bin/uautomizer/data/a5c837bdb/b602289141ee4decb5ecb03671a5894d/FLAGf4efbe562 [2020-11-29 20:54:01,684 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_6b4f444c-a0bb-4272-949d-b2d78cf0d7e9/bin/uautomizer/data/a5c837bdb/b602289141ee4decb5ecb03671a5894d [2020-11-29 20:54:01,687 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-29 20:54:01,688 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-29 20:54:01,690 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-29 20:54:01,690 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-29 20:54:01,696 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-29 20:54:01,697 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 08:54:01" (1/1) ... [2020-11-29 20:54:01,699 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@514cdb94 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 08:54:01, skipping insertion in model container [2020-11-29 20:54:01,699 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 08:54:01" (1/1) ... [2020-11-29 20:54:01,708 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-29 20:54:02,145 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-29 20:54:02,850 WARN L1207 CHandler]: Detected problem Invalid redeclaration of the name match at C: (*match)(struct device * , struct v4l2_async_subdev * ) [3970] [2020-11-29 20:54:06,558 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2020-11-29 20:54:06,559 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@61878067 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 08:54:06, skipping insertion in model container [2020-11-29 20:54:06,560 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-29 20:54:06,560 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-11-29 20:54:06,563 INFO L168 Benchmark]: Toolchain (without parser) took 4873.05 ms. Allocated memory was 67.1 MB in the beginning and 197.1 MB in the end (delta: 130.0 MB). Free memory was 25.8 MB in the beginning and 111.4 MB in the end (delta: -85.6 MB). Peak memory consumption was 44.2 MB. Max. memory is 16.1 GB. [2020-11-29 20:54:06,564 INFO L168 Benchmark]: CDTParser took 0.37 ms. Allocated memory is still 50.3 MB. Free memory was 32.6 MB in the beginning and 32.5 MB in the end (delta: 63.1 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-29 20:54:06,565 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4870.09 ms. Allocated memory was 67.1 MB in the beginning and 197.1 MB in the end (delta: 130.0 MB). Free memory was 25.7 MB in the beginning and 111.4 MB in the end (delta: -85.8 MB). Peak memory consumption was 44.2 MB. Max. memory is 16.1 GB. [2020-11-29 20:54:06,568 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37 ms. Allocated memory is still 50.3 MB. Free memory was 32.6 MB in the beginning and 32.5 MB in the end (delta: 63.1 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 4870.09 ms. Allocated memory was 67.1 MB in the beginning and 197.1 MB in the end (delta: 130.0 MB). Free memory was 25.7 MB in the beginning and 111.4 MB in the end (delta: -85.8 MB). Peak memory consumption was 44.2 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 9848]: Unsupported Syntax we need to generalize this to nested and/or variable length arrays RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...